# for  a in range(1,10):
#     # 内外侧的变量尽量不一样
#     for b in range(1,6):
#         print("*",end="")
#     print()
#外层循环行数，内层循环每行的个数
a = 1
while a < 10:
    b = 1
    while b < 6:
        print("*", end="")
        b += 1
    a += 1
    print()
